At which location would you be most likely to find a high population density?

along the banks of the Niger River

Explanation:

Because if there is river or ocean there is a source of food and water.

the invasive species was introduced due to commercial purpouses, as there was a demand for fur clothes and hence, a business opportunity connected to this product. actually, it was when the nutrias scaped, causing harm to the us ecosystems when they acquired the status of invasive species. in this case they have caused an environmental problem, but it could have affected also economic interests or even human health.

c it has to be i googled it